* {
    margin: 0px;
    padding: 0px;
    list-style: none;
    text-decoration: none;
}

body {
    position: relative;
    background-color: #f0f0f0;
}

a {
    color: #000;
}

/* 首部 */
header {
    width: 100%;
    height: 80px;
    background: #57CC99;
    border-bottom: 3px solid #80ED99;
}

.log {
    width: 100%;
    height: 100px;
    margin: auto;
}

header li {
    float: left;
}

.top_li {
    float: left;
    position: relative;
    top: 10px;
    left: 30px;
}

.hunt {
    width: 300px;
    height: 32px;
    border: 1px solid #80ED99;
    background-color: white;
    float: right;
    position: relative;
    top: 25px;
    right: 30px;
}

.input_ss {
    width: 230px;
    height: 31px;
    border: 0px;
    outline: none;
    box-shadow: none;
    font-size: 16px;
    position: relative;
    text-indent: 10px;
    float: left;
}

.a_ss {
    width: 70px;
    height: 32px;
    float: left;
    background-color: #80ED99;
    position: relative;
    color: #fff;
    left: 0.4px;
    font-weight: bold;
    font-size: 16px;
    line-height: 32px;
    text-align: center;
    margin-top: 0px;
    border: 0px;
}

.input_ss:hover {
    border: 0px;
}

.a_ss:hover {
    color: #fff;
    background-color: #F5CAC3;
    border: 0px;
}

.ul_last {
    width: 900px;
    height: 100px;
    position: relative;
    bottom: -2px;
    left: 40%;
    transform: translateX(-50%);
}

.blacks li {
    width: 150px;
    height: 35px;
    line-height: 35px;
    float: left;
    color: #C7F9CC;
    text-align: center;
    margin-top: 45px;
    font-size: 20px;
    position: relative;
    bottom: 0px;
}

.blacks li:hover {
    background-color: #C7F9CC;
    color: #38A3A5;
}


/* 尾部 */
footer {
    clear: both;
    width: 100%;
    background: #57CC99;
    color: #C7F9CC;
    text-align: center;
    padding: 60px 0px;
}